Agapostemon viequesensis Cockerell, 1918:419, ♀. ♀, Vieques Island, Porto Rico, West Indies, Feb. 1899 (U.S. Nat. Museum, leg. Aug. Busck); Roberts, 1972Roberts, R.B. 1972. Revision of the bee genus Agapostemon (Hymenoptera: Halictidae). The University of Kansas Science Bulletin 49 (9):437-590.:544, Type ♀ (U.S. National Museum); Genaro & Franz, 2008Genaro, J.A. & N. Franz 2008. The bees of Greater Puerto Rico (Hymenoptera: Apoidea: Anthophila). Insecta Mundi 40:1-21.:4, Holotype ♀ (USNM). - Krombein, 1953Krombein, K.V. 1953. The wasps and bees of the Bimini Island Group, Bahamas, British West Indies (Hymenoptera: Aculeata). American Museum Novitates 1633:1-29. (distribution); Roberts, 1972Roberts, R.B. 1972. Revision of the bee genus Agapostemon (Hymenoptera: Halictidae). The University of Kansas Science Bulletin 49 (9):437-590. (distribution); Snelling, 1992Snelling, R.R. 1992. Guana and Mona Islands. Sphecos 23:12-14. (distribution); Genaro & Franz, 2008Genaro, J.A. & N. Franz 2008. The bees of Greater Puerto Rico (Hymenoptera: Apoidea: Anthophila). Insecta Mundi 40:1-21. (distribution).
Agapostemon radiatus portoricensis Cockerell, 1919:209, ♂. Holotype ♂, Mayaguez, Porto Rico, January, 1899 (U.S.N.M., No. 21683, leg. Aug. Busck); Roberts, 1972Roberts, R.B. 1972. Revision of the bee genus Agapostemon (Hymenoptera: Halictidae). The University of Kansas Science Bulletin 49 (9):437-590.:544, Type ♂ (U.S. National Museum); Genaro & Franz, 2008Genaro, J.A. & N. Franz 2008. The bees of Greater Puerto Rico (Hymenoptera: Apoidea: Anthophila). Insecta Mundi 40:1-21.:4, Holotype ♂ (USNM). Synonymized with Agapostemon viequesensis Cockerell, 1918 by Roberts, 1972Roberts, R.B. 1972. Revision of the bee genus Agapostemon (Hymenoptera: Halictidae). The University of Kansas Science Bulletin 49 (9):437-590.:544. - Genaro & Franz, 2008Genaro, J.A. & N. Franz 2008. The bees of Greater Puerto Rico (Hymenoptera: Apoidea: Anthophila). Insecta Mundi 40:1-21.:4 ( listed as synonym of Agapostemon viequesensis Cockerell, 1918). - As Agapostemon portoricensis: - Wolcott, 1948Wolcott, G.N. 1948. The insects of Puerto Rico. The Journal of Agriculture of the University of Puerto Rico 32 (4):749-975. (distribution).
Agapostemon krugii Wolcott, 1936:569, Lectotype ♂, Pt. [Punta] Cangrejos, P.R., June 10, 1920,examined (MEBT-MC, leg. G.N.Wolcott), designated by Genaro & Franz, 2008Genaro, J.A. & N. Franz 2008. The bees of Greater Puerto Rico (Hymenoptera: Apoidea: Anthophila). Insecta Mundi 40:1-21.:4; Genaro & Franz, 2008Genaro, J.A. & N. Franz 2008. The bees of Greater Puerto Rico (Hymenoptera: Apoidea: Anthophila). Insecta Mundi 40:1-21.:4, Syntypes ♂, Syntype ♀ (MEBT-MC). Synonymized with Agapostemon viequesensis Cockerell, 1918 by Genaro & Franz, 2008Genaro, J.A. & N. Franz 2008. The bees of Greater Puerto Rico (Hymenoptera: Apoidea: Anthophila). Insecta Mundi 40:1-21.:4.